216 lines
6.3 KiB
C++
216 lines
6.3 KiB
C++
/*============================================================================
|
|
CMake - Cross Platform Makefile Generator
|
|
Copyright 2012 Stephen Kelly <steveire@gmail.com>
|
|
|
|
Distributed under the OSI-approved BSD License (the "License");
|
|
see accompanying file Copyright.txt for details.
|
|
|
|
This software is distributed WITHOUT ANY WARRANTY; without even the
|
|
implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
|
See the License for more information.
|
|
============================================================================*/
|
|
|
|
#include "cmGeneratorExpressionDAGChecker.h"
|
|
|
|
#include "cmMakefile.h"
|
|
|
|
//----------------------------------------------------------------------------
|
|
cmGeneratorExpressionDAGChecker::cmGeneratorExpressionDAGChecker(
|
|
const cmListFileBacktrace &backtrace,
|
|
const std::string &target,
|
|
const std::string &property,
|
|
const GeneratorExpressionContent *content,
|
|
cmGeneratorExpressionDAGChecker *parent)
|
|
: Parent(parent), Target(target), Property(property),
|
|
Content(content), Backtrace(backtrace), TransitivePropertiesOnly(false)
|
|
{
|
|
const cmGeneratorExpressionDAGChecker *top = this;
|
|
const cmGeneratorExpressionDAGChecker *p = this->Parent;
|
|
while (p)
|
|
{
|
|
top = p;
|
|
p = p->Parent;
|
|
}
|
|
this->CheckResult = this->CheckGraph();
|
|
|
|
#define TEST_TRANSITIVE_PROPERTY_METHOD(METHOD) \
|
|
top->METHOD () ||
|
|
|
|
if (CheckResult == DAG && (
|
|
CM_FOR_EACH_TRANSITIVE_PROPERTY_METHOD(TEST_TRANSITIVE_PROPERTY_METHOD)
|
|
false)
|
|
)
|
|
#undef TEST_TRANSITIVE_PROPERTY_METHOD
|
|
{
|
|
std::map<std::string, std::set<std::string> >::const_iterator it
|
|
= top->Seen.find(target);
|
|
if (it != top->Seen.end())
|
|
{
|
|
const std::set<std::string> &propSet = it->second;
|
|
const std::set<std::string>::const_iterator i = propSet.find(property);
|
|
if (i != propSet.end())
|
|
{
|
|
this->CheckResult = ALREADY_SEEN;
|
|
return;
|
|
}
|
|
}
|
|
const_cast<cmGeneratorExpressionDAGChecker *>(top)
|
|
->Seen[target].insert(property);
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
cmGeneratorExpressionDAGChecker::Result
|
|
cmGeneratorExpressionDAGChecker::Check() const
|
|
{
|
|
return this->CheckResult;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
void cmGeneratorExpressionDAGChecker::ReportError(
|
|
cmGeneratorExpressionContext *context,
|
|
const std::string &expr)
|
|
{
|
|
if (this->CheckResult == DAG)
|
|
{
|
|
return;
|
|
}
|
|
|
|
context->HadError = true;
|
|
if (context->Quiet)
|
|
{
|
|
return;
|
|
}
|
|
|
|
const cmGeneratorExpressionDAGChecker *parent = this->Parent;
|
|
|
|
if (parent && !parent->Parent)
|
|
{
|
|
cmOStringStream e;
|
|
e << "Error evaluating generator expression:\n"
|
|
<< " " << expr << "\n"
|
|
<< "Self reference on target \""
|
|
<< context->HeadTarget->GetName() << "\".\n";
|
|
context->Makefile->GetCMakeInstance()
|
|
->IssueMessage(cmake::FATAL_ERROR, e.str(),
|
|
parent->Backtrace);
|
|
return;
|
|
}
|
|
|
|
{
|
|
cmOStringStream e;
|
|
e << "Error evaluating generator expression:\n"
|
|
<< " " << expr << "\n"
|
|
<< "Dependency loop found.";
|
|
context->Makefile->GetCMakeInstance()
|
|
->IssueMessage(cmake::FATAL_ERROR, e.str(),
|
|
context->Backtrace);
|
|
}
|
|
|
|
int loopStep = 1;
|
|
while (parent)
|
|
{
|
|
cmOStringStream e;
|
|
e << "Loop step " << loopStep << "\n"
|
|
<< " "
|
|
<< (parent->Content ? parent->Content->GetOriginalExpression() : expr)
|
|
<< "\n";
|
|
context->Makefile->GetCMakeInstance()
|
|
->IssueMessage(cmake::FATAL_ERROR, e.str(),
|
|
parent->Backtrace);
|
|
parent = parent->Parent;
|
|
++loopStep;
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
cmGeneratorExpressionDAGChecker::Result
|
|
cmGeneratorExpressionDAGChecker::CheckGraph() const
|
|
{
|
|
const cmGeneratorExpressionDAGChecker *parent = this->Parent;
|
|
while (parent)
|
|
{
|
|
if (this->Target == parent->Target && this->Property == parent->Property)
|
|
{
|
|
return (parent == this->Parent) ? SELF_REFERENCE : CYCLIC_REFERENCE;
|
|
}
|
|
parent = parent->Parent;
|
|
}
|
|
return DAG;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
bool cmGeneratorExpressionDAGChecker::GetTransitivePropertiesOnly()
|
|
{
|
|
const cmGeneratorExpressionDAGChecker *top = this;
|
|
const cmGeneratorExpressionDAGChecker *parent = this->Parent;
|
|
while (parent)
|
|
{
|
|
top = parent;
|
|
parent = parent->Parent;
|
|
}
|
|
|
|
return top->TransitivePropertiesOnly;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
bool cmGeneratorExpressionDAGChecker::EvaluatingLinkLibraries(const char *tgt)
|
|
{
|
|
const cmGeneratorExpressionDAGChecker *top = this;
|
|
const cmGeneratorExpressionDAGChecker *parent = this->Parent;
|
|
while (parent)
|
|
{
|
|
top = parent;
|
|
parent = parent->Parent;
|
|
}
|
|
|
|
const char *prop = top->Property.c_str();
|
|
|
|
if (tgt)
|
|
{
|
|
return top->Target == tgt && strcmp(prop, "LINK_LIBRARIES") == 0;
|
|
}
|
|
|
|
return (strcmp(prop, "LINK_LIBRARIES") == 0
|
|
|| strcmp(prop, "LINK_INTERFACE_LIBRARIES") == 0
|
|
|| strcmp(prop, "IMPORTED_LINK_INTERFACE_LIBRARIES") == 0
|
|
|| cmHasLiteralPrefix(prop, "LINK_INTERFACE_LIBRARIES_")
|
|
|| cmHasLiteralPrefix(prop, "IMPORTED_LINK_INTERFACE_LIBRARIES_"))
|
|
|| strcmp(prop, "INTERFACE_LINK_LIBRARIES") == 0;
|
|
}
|
|
|
|
enum TransitiveProperty {
|
|
#define DEFINE_ENUM_ENTRY(NAME) NAME,
|
|
CM_FOR_EACH_TRANSITIVE_PROPERTY_NAME(DEFINE_ENUM_ENTRY)
|
|
#undef DEFINE_ENUM_ENTRY
|
|
TransitivePropertyTerminal
|
|
};
|
|
|
|
template<TransitiveProperty>
|
|
bool additionalTest(const char* const)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
template<>
|
|
bool additionalTest<COMPILE_DEFINITIONS>(const char* const prop)
|
|
{
|
|
return cmHasLiteralPrefix(prop, "COMPILE_DEFINITIONS_");
|
|
}
|
|
|
|
#define DEFINE_TRANSITIVE_PROPERTY_METHOD(METHOD, PROPERTY) \
|
|
bool cmGeneratorExpressionDAGChecker::METHOD() const \
|
|
{ \
|
|
const char* const prop = this->Property.c_str(); \
|
|
if (strcmp(prop, #PROPERTY) == 0 \
|
|
|| strcmp(prop, "INTERFACE_" #PROPERTY) == 0) \
|
|
{ \
|
|
return true; \
|
|
} \
|
|
return additionalTest<PROPERTY>(prop); \
|
|
}
|
|
|
|
CM_FOR_EACH_TRANSITIVE_PROPERTY(DEFINE_TRANSITIVE_PROPERTY_METHOD)
|
|
|
|
#undef DEFINE_TRANSITIVE_PROPERTY_METHOD
|